LG GU230 Dimsun hard reset
Type this code 1809#*230# to full reset your LG GU230 phone. All data will be lost!
You can use LG Mobile Support tool to repair some LG cell phone model, after download select menu Customer Support > Recovery Phone
Connect your phone to your PC and use LG update tool to recover your software.
If your LG GU230 is frozen take out battery and reinser it, then power ON as normal.
If you know LG GU230 Dimsun hard reset with buttons / keys pls leave comment.